TM91 (item)

Effects

TM91 teaches a move to a compatible Pokémon. TM91 is:

Game locations

Diamond​/​Pearl
Canalave City (Gym - defeat Byron)
HeartGold​/​SoulSilver
Goldenrod City (Lottery - Tuesday)
Black​/​White
Black 2​/​White 2
Twist Mountain (2F, west)
X​/​Y
Kiloude City (from girl in easternmost house)
O.Ruby​/​A.Sapphire
Sun​/​Moon
Seafolk Village (east, outside Steelix boat)
Ultra Sun​/​Ultra Moon
Seafolk Village (east, outside Steelix boat)

Game descriptions

Diamond​/​Pearl
Platinum
HeartGold​/​SoulSilver
The user gathers all its light energy and releases it in one shot. It may also lower the foe’s Sp. Def stat.
Black​/​White
Black 2​/​White 2
The user gathers all its light energy and releases it at once. It may also lower the target’s Sp. Def stat.
X​/​Y
O.Ruby​/​A.Sapphire
The user gathers all its light energy and releases it at once. This may also lower the target’s Sp. Def stat.
Sun​/​Moon
Ultra Sun​/​Ultra Moon
The user gathers all its light energy and releases it all at once. This may also lower the target’s Sp. Def stat.